209901412

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{141443}}^1$

素因数の和:141507

約数の個数: 24

約数和(自身を含む): 427726656

約数和(自身を除く): 217825244

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 141443, 282886, 565772, 990101, 1980202, 3960404, 7496479, 14992958, 29985916, 52475353, 104950706, 209901412]

約数ペア:

[(1, 209901412), (2, 104950706), (4, 52475353), (7, 29985916), (14, 14992958), (28, 7496479), (53, 3960404), (106, 1980202), (212, 990101), (371, 565772), (742, 282886), (1484, 141443)]